491159427

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{16519}}^1$

素因数の和:16603

約数の個数: 32

約数和(自身を含む): 770757120

約数和(自身を除く): 279597693

約数列:

[1, 3, 11, 17, 33, 51, 53, 159, 187, 561, 583, 901, 1749, 2703, 9911, 16519, 29733, 49557, 181709, 280823, 545127, 842469, 875507, 2626521, 3089053, 9267159, 9630577, 14883619, 28891731, 44650857, 163719809, 491159427]

約数ペア:

[(1, 491159427), (3, 163719809), (11, 44650857), (17, 28891731), (33, 14883619), (51, 9630577), (53, 9267159), (159, 3089053), (187, 2626521), (561, 875507), (583, 842469), (901, 545127), (1749, 280823), (2703, 181709), (9911, 49557), (16519, 29733)]